| Operations information for U-673 |
15.02.1944 - 18.02.1944
First Sailing
U-673 left Kiel under the command of Heinz-Gerd Sauer on 15th Feb 1944 and arrived at Bergen on 18th Feb 1944 after three days.
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20.02.1944 - 27.02.1944
Second Sailing - active patrol
On the 20th Feb 1944, U-673 left Bergen under the command of Heinz-Gerd Sauer and after one week arrived at Narvik on 27th Feb 1944.
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29.02.1944 - 02.03.1944
Third Sailing
U-673 departed under Heinz-Gerd Sauer from Narvik on 29th Feb 1944 and arrived at Trondheim on 2nd Mar 1944 after two days.
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24.03.1944 - 26.03.1944
Fourth Sailing
U-673 left Trondheim under the command of Heinz-Gerd Sauer on 24th Mar 1944 and after two days arrived at Narvik on 26th Mar 1944.
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27.03.1944 - 04.04.1944
Fifth Sailing - active patrol
On the 27th Mar 1944, U-673 left Narvik under the command of Heinz-Gerd Sauer and arrived back at Narvik just over one week later on 4th Apr 1944.
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06.04.1944 - 09.04.1944
Sixth Sailing
U-673 departed under Heinz-Gerd Sauer from Narvik on 6th Apr 1944 and after three days arrived at Trondheim on 9th Apr 1944.
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19.05.1944 - 21.05.1944
Seventh Sailing
U-673 left Trondheim under the command of Heinz-Gerd Sauer on 19th May 1944 and arrived at Narvik on 21st May 1944 after two days.
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29.05.1944 - 31.05.1944
Eighth Sailing
On the 29th May 1944, U-673 left Narvik under the command of Heinz-Gerd Sauer and after two days arrived at Trondheim on 31st May 1944.
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04.06.1944 - 24.07.1944
Ninth Sailing - active patrol
U-673 departed under Heinz-Gerd Sauer from Trondheim on 4th Jun 1944 and arrived at St. Nazaire on 24th Jul 1944 after just over seven weeks.
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14.09.1944 - 19.10.1944
Tenth Sailing - active patrol
U-673 left St. Nazaire under the command of Ernst-August Gerke on 14th Sep 1944 and after five weeks arrived at Bergen on 19th Oct 1944.
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22.10.1944 - 24.10.1944
Eleventh Sailing - active patrol
On the 22nd Oct 1944, U-673 left Bergen under the command of Ernst-August Gerke. The boat was lost on 24th Oct 1944.
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